n=5的一些解决方案:
..0..0..0..2..1..0..0....2..0..1..2..0..0..0....1..2..0..0..0..1..2
..2..1..0..1..2..0..1....0..0..2..1..0..1..2....0..0..2..1..0..1..2
..1..2..0...0...0...2...1...2...0...0...2...1...0...1...0...1...2...0...0...0...0
..0..1..2..1..0..1..2....2..1..0..1..2..0..0....2..0..0..0..2..1..0
..0..0..0..2..0..0..0....0..0..0..2..0..1..0....1..2..1..0..1..2..0
..1..2..0..1..2..1..0....0..1..2..1..0..0..2....0..1..2..0..0..0..0
|